package com.uhu.web.serializer;

import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.module.SimpleModule;
import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.converter.json.Jackson2ObjectMapperBuilder;

/**
 * @author liujunjie
 * @description
 * @create 2023-12-01 15:46
 **/
@Configuration
public class SerializerConfig {
    /**
     * Long类型前端精度丢失问题，序列化时转String
     * @param mapperBuilder
     * @return
     */
    @Bean
    public ObjectMapper jacksonObjectMapper(Jackson2ObjectMapperBuilder mapperBuilder) {
        ObjectMapper build = mapperBuilder.createXmlMapper(false).build();
        build.setSerializationInclusion(JsonInclude.Include.NON_NULL);
        SimpleModule module = new SimpleModule();
        module.addSerializer(Long.class, ToStringSerializer.instance);
        module.addSerializer(Long.TYPE, ToStringSerializer.instance);
        build.registerModule(module);
        return build;

    }
}
